US Bridges

Ridge Road over Conrail Railroad

Fair

Lake County, Indiana · 00.30 E US 41 · Structure no. 4500113

Built
1997
28 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
164 ft
3 main spans
Daily traffic
16,879
2019 count
Owner
County
County Highway Agency

About this bridge

Ridge Road over Conrail Railroad is a prestressed concrete continuous stringer/multi-beam or girder carrying Ridge Road over Conrail Railroad in Lake County, Indiana. It was built in 1997, so it is 28 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 16,879 vehicles a day, roughly 4% of them trucks, projected to reach 20,802 by 2040. The structure is 164 ft (50.1 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRidge Road
CrossesConrail Railroad
Location00.30 E US 41
RouteCity Street 0
CountyLake County
StateIndiana
Coordinates41.55507, -87.46669
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.8 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length164 ft (50.1 m)
Longest span63 ft (19.2 m)
Deck width59 ft (17.9 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,879 (2019)
Projected traffic20,802 by 2040
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ridge Road over Conrail Railroad built?

It was built in 1997, making it 28 years old in 2025.

What condition is Ridge Road over Conrail Railroad in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Ridge Road over Conrail Railroad carry?

About 16,879 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Ridge Road over Conrail Railroad?

The structure is 164 ft (50.1 m) long with a longest span of 63 ft (19.2 m) and a deck 59 ft wide.

Who owns Ridge Road over Conrail Railroad?

It is owned by the County Highway Agency.